﻿using System;
using System.Data;
using System.Text;
using System.Data.SQLite;
namespace He.DAL
{
	/// <summary>
	/// 数据访问类:wx_keyword
	/// </summary>
	public partial class wx_keyword
	{
		public wx_keyword()
		{}
		#region  Method

		/// <summary>
		/// 得到最大ID
		/// </summary>
		public int GetMaxId()
		{
		return DbHelperSQLite.GetMaxID("id", "he_wx_keyword"); 
		}

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int id)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from he_wx_keyword");
			strSql.Append(" where id=@id");
			SQLiteParameter[] parameters = {
					new SQLiteParameter("@id", DbType.Int32,4)
			};
			parameters[0].Value = id;

			return DbHelperSQLite.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(He.Model.wx_keyword model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into he_wx_keyword(");
			strSql.Append("keyword,answer,link_url,sort_id,article_id,msg_type)");
			strSql.Append(" values (");
			strSql.Append("@keyword,@answer,@link_url,@sort_id,@article_id,@msg_type)");
			strSql.Append(";select LAST_INSERT_ROWID()");
			SQLiteParameter[] parameters = {
					new SQLiteParameter("@keyword", DbType.String),
					new SQLiteParameter("@answer", DbType.String),
					new SQLiteParameter("@link_url", DbType.String),
					new SQLiteParameter("@sort_id", DbType.Int32,8),
					new SQLiteParameter("@article_id", DbType.String),
					new SQLiteParameter("@msg_type", DbType.String)};
			parameters[0].Value = model.keyword;
			parameters[1].Value = model.answer;
			parameters[2].Value = model.link_url;
			parameters[3].Value = model.sort_id;
			parameters[4].Value = model.article_id;
			parameters[5].Value = model.msg_type;

			object obj = DbHelperSQLite.GetSingle(strSql.ToString(),parameters);
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(He.Model.wx_keyword model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update he_wx_keyword set ");
			strSql.Append("keyword=@keyword,");
			strSql.Append("answer=@answer,");
			strSql.Append("link_url=@link_url,");
			strSql.Append("sort_id=@sort_id,");
			strSql.Append("article_id=@article_id,");
			strSql.Append("msg_type=@msg_type");
			strSql.Append(" where id=@id");
			SQLiteParameter[] parameters = {
					new SQLiteParameter("@keyword", DbType.String),
					new SQLiteParameter("@answer", DbType.String),
					new SQLiteParameter("@link_url", DbType.String),
					new SQLiteParameter("@sort_id", DbType.Int32,8),
					new SQLiteParameter("@article_id", DbType.String),
					new SQLiteParameter("@msg_type", DbType.String),
					new SQLiteParameter("@id", DbType.Int32,8)};
			parameters[0].Value = model.keyword;
			parameters[1].Value = model.answer;
			parameters[2].Value = model.link_url;
			parameters[3].Value = model.sort_id;
			parameters[4].Value = model.article_id;
			parameters[5].Value = model.msg_type;
			parameters[6].Value = model.id;

			int rows=DbHelperSQLite.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(int id)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from he_wx_keyword ");
			strSql.Append(" where id=@id");
			SQLiteParameter[] parameters = {
					new SQLiteParameter("@id", DbType.Int32,4)
			};
			parameters[0].Value = id;

			int rows=DbHelperSQLite.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 批量删除数据
		/// </summary>
		public bool DeleteList(string idlist )
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from he_wx_keyword ");
			strSql.Append(" where id in ("+idlist + ")  ");
			int rows=DbHelperSQLite.ExecuteSql(strSql.ToString());
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public He.Model.wx_keyword GetModel(int id)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select id,keyword,answer,link_url,sort_id,article_id,msg_type from he_wx_keyword ");
			strSql.Append(" where id=@id");
			SQLiteParameter[] parameters = {
					new SQLiteParameter("@id", DbType.Int32,4)
			};
			parameters[0].Value = id;

			He.Model.wx_keyword model=new He.Model.wx_keyword();
			DataSet ds=DbHelperSQLite.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				if(ds.Tables[0].Rows[0]["id"]!=null && ds.Tables[0].Rows[0]["id"].ToString()!="")
				{
					model.id=int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
				}
				if(ds.Tables[0].Rows[0]["keyword"]!=null && ds.Tables[0].Rows[0]["keyword"].ToString()!="")
				{
					model.keyword=ds.Tables[0].Rows[0]["keyword"].ToString();
				}
				if(ds.Tables[0].Rows[0]["answer"]!=null && ds.Tables[0].Rows[0]["answer"].ToString()!="")
				{
					model.answer=ds.Tables[0].Rows[0]["answer"].ToString();
				}
				if(ds.Tables[0].Rows[0]["link_url"]!=null && ds.Tables[0].Rows[0]["link_url"].ToString()!="")
				{
					model.link_url=ds.Tables[0].Rows[0]["link_url"].ToString();
				}
				if(ds.Tables[0].Rows[0]["sort_id"]!=null && ds.Tables[0].Rows[0]["sort_id"].ToString()!="")
				{
					model.sort_id=int.Parse(ds.Tables[0].Rows[0]["sort_id"].ToString());
				}
				if(ds.Tables[0].Rows[0]["article_id"]!=null && ds.Tables[0].Rows[0]["article_id"].ToString()!="")
				{
					model.article_id=ds.Tables[0].Rows[0]["article_id"].ToString();
				}
				if(ds.Tables[0].Rows[0]["msg_type"]!=null && ds.Tables[0].Rows[0]["msg_type"].ToString()!="")
				{
					model.msg_type=ds.Tables[0].Rows[0]["msg_type"].ToString();
				}
				return model;
			}
			else
			{
				return null;
			}
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select id,keyword,answer,link_url,sort_id,article_id,msg_type ");
			strSql.Append(" FROM he_wx_keyword ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQLite.Query(strSql.ToString());
		}

		/// <summary>
		/// 获取记录总数
		/// </summary>
		public int GetRecordCount(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) FROM he_wx_keyword ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
            object obj = DbHelperSQLite.GetSingle(strSql.ToString());
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("SELECT * FROM ( ");
			strSql.Append(" SELECT ROW_NUMBER() OVER (");
			if (!string.IsNullOrEmpty(orderby.Trim()))
			{
				strSql.Append("order by T." + orderby );
			}
			else
			{
				strSql.Append("order by T.id desc");
			}
			strSql.Append(")AS Row, T.*  from he_wx_keyword T ");
			if (!string.IsNullOrEmpty(strWhere.Trim()))
			{
				strSql.Append(" WHERE " + strWhere);
			}
			strSql.Append(" ) TT");
			strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
			return DbHelperSQLite.Query(strSql.ToString());
		}

		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SQLiteParameter[] parameters = {
					new SQLiteParameter("@tblName", DbType.VarChar, 255),
					new SQLiteParameter("@fldName", DbType.VarChar, 255),
					new SQLiteParameter("@PageSize", DbType.Int32),
					new SQLiteParameter("@PageIndex", DbType.Int32),
					new SQLiteParameter("@IsReCount", DbType.bit),
					new SQLiteParameter("@OrderType", DbType.bit),
					new SQLiteParameter("@strWhere", DbType.VarChar,1000),
					};
			parameters[0].Value = "he_wx_keyword";
			parameters[1].Value = "id";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQLite.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  Method
	}
}

